--On Wednesday, January 21, 2004 12:56 AM + Adthrawn
[EMAIL PROTECTED] wrote:
[...]
Assume I have a non-POE switch with 24 RJ-45 (ethernet)=20
ports. I design a=20
1U box that can be mounted just above/below the non-POE=20
switch, call it a=20
POEI (POE inserter). This box has 48 RJ-45
Follow this link for some more info. Maxim IC just released a couple of
chips that handle the
details of 802.3af for you.
http://www.maxim-ic.com/view_press_release.cfm/release_id/925
Matteo Brancaleoni wrote:
Hi.
The POEI simply connects the four ethernet signals on each of its inputs
Based on several threads I've read on this list, I assume that it would be
handy to supply POE (power over ethernet) in an environment without having
to purchase POE switches (assumed expensive) and abandon one's existing
(familiar/custom/not-yet-expensed/etc.) switches/hubs.
Assume I have a
Ken Alker wrote:
Based on several threads I've read on this list, I assume that it would
be handy to supply POE (power over ethernet) in an environment without
having to purchase POE switches (assumed expensive) and abandon one's
existing (familiar/custom/not-yet-expensed/etc.) switches/hubs.
Froogle is your friend
http://froogle.google.com/froogle?q=powerdsine
- Original Message -
From: Michiel Betel [EMAIL PROTECTED]
To: [EMAIL PROTECTED]
Sent: Tuesday, January 20, 2004 3:08 AM
Subject: Re: [Asterisk-Users] Power Over Ethernet for *any* ethernet switch
(or hub); product
Hi.
The POEI simply connects the four ethernet signals on each of its inputs
(pins 1,2,3,6 on each) to the same pins on its corresponding outputs.
Additionally, it supplies -48VDC (maybe selectable if there are other
voltage needs) on the appropriate pins (also maybe selectable if
-Original Message-
From: Ken Alker [mailto:[EMAIL PROTECTED]
Sent: Tuesday, January 20, 2004 2:59 AM
To: [EMAIL PROTECTED]
Subject: [Asterisk-Users] Power Over Ethernet for *any* ethernet switch
(or hub); product idea
Does something like this already exist for cheap?
If so, is it any good
On Tue, 2004-01-20 at 08:02, Matteo Brancaleoni wrote:
Hi.
The POEI simply connects the four ethernet signals on each of its inputs
(pins 1,2,3,6 on each) to the same pins on its corresponding outputs.
Additionally, it supplies -48VDC (maybe selectable if there are other
voltage
On Tue, 2004-01-20 at 02:59, Ken Alker wrote:
Based on several threads I've read on this list, I assume that it would be
handy to supply POE (power over ethernet) in an environment without having
to purchase POE switches (assumed expensive) and abandon one's existing
On Tuesday 20 January 2004 10:30 am, Kevin Ragsdale wrote:
3Com makes a 24-port midspan box that sells for around $800.
Kevin
This electronic message transmission, including attachments, is for the
exclusive use of the individuals to which this e-mail is addressed and is to
be
-Original Message-
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED] On Behalf Of Ken Alker
Sent: Tuesday, January 20, 2004 3:59 AM
To: [EMAIL PROTECTED]
Subject: [Asterisk-Users] Power Over Ethernet for *any*
ethernet switch (or hub); product idea
[...]
Assume I have a non
-Original Message-
From: Martin [mailto:[EMAIL PROTECTED]
Sent: Tuesday, January 20, 2004 10:23 AM
To: [EMAIL PROTECTED]
Subject: Re: [Asterisk-Users] Power Over Ethernet for *any* ethernet
switch (or hub); product idea
snip
http://www.goldmark.org/jeff/stupid-disclaimers/
--
Art
-
From: Steven Critchfield [mailto:[EMAIL PROTECTED]
Sent: Tuesday, January 20, 2004 7:55 AM
To: [EMAIL PROTECTED]
Subject: Re: [Asterisk-Users] Power Over Ethernet for *any* ethernet
switch(or hub); product idea
On Tue, 2004-01-20 at 08:02, Matteo Brancaleoni wrote:
Hi.
The POEI simply
On Tuesday 20 Jan 2004 9:08 am, Michiel Betel wrote:
Ken Alker wrote:
Based on several threads I've read on this list, I assume that it
would be handy to supply POE (power over ethernet) in an environment
without having to purchase POE switches (assumed expensive) and
abandon one's
[...]
Assume I have a non-POE switch with 24 RJ-45 (ethernet)=20
ports. I design a=20
1U box that can be mounted just above/below the non-POE=20
switch, call it a=20
POEI (POE inserter). This box has 48 RJ-45 ports, 24=20
[...]
Are POE switches expensive enough to warrant manufacturing=20
above?
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